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Amazon MSK now supports TLS 1.3 for data in transit

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AWS·Oct 30, 2026, 05:00 PMFeatureSecurity-relevantAI-assisted summary

Summary

Added support for TLS 1.3 on Amazon MSK provisioned clusters via selectable security policies.
Customers can opt‑in to TLS 1.3‑only or mixed TLS 1.2/1.3 policies; connections not meeting the policy are rejected.
Feature is available at no additional cost and does not affect existing clusters until a new policy is applied.

featuresecuritysource healthy

Official source Last checked Nov 4, 2026, 3:01 PM

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AI-assisted summarysource healthyLast checked Nov 4, 2026, 3:01 PM

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